Public holidays
1618, USA, Oklahoma
| # | Date | Public holiday |
|---|---|---|
| 1 | Monday, January 1, 1618 | New Year's Day |
| 2 | Thursday, February 22, 1618 | Washington's Birthday |
| 3 | Wednesday, May 30, 1618 | Memorial Day |
| 4 | Wednesday, July 4, 1618 | Independence Day |
| 5 | Monday, September 3, 1618 | Labor Day |
| 6 | Monday, December 24, 1618 | Christmas Eve |
| 7 | Tuesday, December 25, 1618 | Christmas |